PRODUCT NAME: Protocatechuic acid Analytical Standard
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	GCS-915
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	99-50-3
Mol. Formula	C7H6O4
Molecular Wt	154.1
Long Term Storage Condition	2-8°C Refrigerator	Handling instruction	Sample COA
IUPAC	3,4-Dihydroxybenzoic acid
Chemical Name	Protocatechuic acid Analytical Standard
Synonyms	3,4-Dihydroxybenzoic acid, Norepinephrine Impurity 26

Test	Results
Appearance	White to Off White Crystalline or Powder
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 99%
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	Soluble in Methanol/DMSO
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption